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Critical Care Doctors (Internal Medicine) in South Dakota

Data updated monthly · Last refresh October 2026

9 Critical Care Medicine (Internal Medicine) providers practice in South Dakota, including 1 (11%) offering telehealth. The largest concentration is in Rapid City. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

9providers
1telehealth
Rapid Citytop city

Critical Care Medicine (Internal Medicine) by city in South Dakota

Choose a city to see providers there.

Critical Care Medicine (Internal Medicine) in Rapid City4 providers
Critical Care Medicine (Internal Medicine) in Sioux Falls4 providers
Critical Care Medicine (Internal Medicine) in Watertown1 providers

Where Critical Care Doctors (Internal Medicine) in South Dakota practice

From CMS Medicare enrollment records covering 3 of the 9 providers listed here (33%). Providers who do not bill Medicare are not included in these figures.

Largest practice groups

Group (as registered with Medicare)Critical Care Doctors (Internal Medicine)All clinicians in groupMain city
Monument Health Rapid City Hospital Inc.2560Rapid City

Hospitals where they hold privileges

HospitalCityOwnershipCMS star ratingCritical Care Doctors (Internal Medicine) affiliated
Monument Health Spearfish HospitalSpearfishNonprofit4 of 52
Monument Health Rapid City HospitalRapid CityNonprofit3 of 52

Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.

Critical Care Medicine (Internal Medicine) providers in South Dakota

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Ashok Kumar, MD
Rapid City, SD · No drug or device payments recorded (2025) · (605) 755-1000
Dr. Christopher Miller
Rapid City, SD · No drug or device payments recorded (2025) · (605) 755-1000
Dr. Srinivas Gangineni, MD
Rapid City, SD · No drug or device payments recorded (2025) · (605) 755-1000
Dr. William Dir, MD
Rapid City, SD · No drug or device payments recorded (2025) · (605) 755-1000
Dr. Anthony Hericks, D.O.
Sioux Falls, SD · $21 in drug and device payments (2025) · Telehealth · (605) 322-6930
Dr. Elias Alhanoun, MD
Sioux Falls, SD · No drug or device payments recorded (2025) · (605) 328-4973
Dr. Jaroslaw Mateuszczyk, M.D.
Sioux Falls, SD · No drug or device payments recorded (2025) · (605) 328-8188
Dr. Michelle Biehl, M.D.
Sioux Falls, SD · No drug or device payments recorded (2025) · (605) 328-8900
Dr. Richard Evans, MD
Watertown, SD · No drug or device payments recorded (2025) · (605) 882-7000

Common questions

How many Critical Care Medicine (Internal Medicine) providers are in South Dakota?

There are 9 Critical Care Medicine (Internal Medicine) providers with active NPI records practicing in South Dakota, according to federal NPPES data refreshed monthly.

Do Critical Care Medicine (Internal Medicine) providers in South Dakota offer telehealth?

Yes. 1 of the 9 Critical Care Medicine (Internal Medicine) providers in South Dakota (about 11%) report offering telehealth services in CMS data.

Which cities in South Dakota have the most Critical Care Medicine (Internal Medicine) providers?

Rapid City (4), Sioux Falls (4), Watertown (1) have the highest concentration of Critical Care Medicine (Internal Medicine) providers in South Dakota.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Which hospitals do Critical Care Doctors (Internal Medicine) in South Dakota work at?

According to CMS facility affiliation records, the South Dakota hospitals where the most Critical Care Doctors (Internal Medicine) hold privileges are Monument Health Spearfish Hospital in Spearfish; Monument Health Rapid City Hospital in Rapid City.

Related reading on HealthcareDiscovery.AI

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Related

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Critical Care Medicine (Internal Medicine) in South Dakota? Get featured.